Abaixo está uma instrução que descreve uma tarefa de geração de SQL, combinada com uma entrada que fornece mais contexto sobre os esquemas de tabela disponíveis. Escreva o código SQL que responda adequadamente à solicitação
 ###Instrução: Qual é a 1ª perna com a equipe 2 como atlética?
 ###Tabelas: CREATE TABLE performance_and_rankings_timeline (performance_and_rankings_timeline_id AUTO_INCREMENT PRIMARY KEY, 2005/ 06 VARCHAR, 2006/ 07 VARCHAR, 2007/ 08 VARCHAR, 2009/ 10 VARCHAR, 2010/ 11 VARCHAR, 2011/ 12 VARCHAR, 2012/ 13 VARCHAR) CREATE TABLE top_20_countries_by_tally (top_20_countries_by_tally_id AUTO_INCREMENT PRIMARY KEY, Rank INT, Country/Territory VARCHAR, Miss World INT, 1st Runner-up INT, 2nd Runner-up INT, 3rd Runner-up INT, 4th Runner-up INT, 5th Runner-up INT, 6th Runner-up INT, Semifinalists INT, Total INT) CREATE TABLE heat_9 (heat_9_id AUTO_INCREMENT PRIMARY KEY, Draw INT, Artist VARCHAR, Song VARCHAR, Percentage VARCHAR, Place INT) CREATE TABLE doubles:_29_16_titles_13_runners-up (doubles:_29_16_titles_13_runners-up_id AUTO_INCREMENT PRIMARY KEY, Outcome VARCHAR, Date VARCHAR, Surface VARCHAR, Partner VARCHAR, Opponents in the final VARCHAR, Score in the final VARCHAR) CREATE TABLE round_of_16 (round_of_16_id AUTO_INCREMENT PRIMARY KEY, Team 1 VARCHAR, Agg. VARCHAR, Team 2 VARCHAR, 1st leg VARCHAR, 2nd leg VARCHAR)  
SELECT 1st leg FROM round_of_16 WHERE Team 2 = athletic